:root{color-scheme:dark;--bg:#0b1220;--panel:#131f2f;--line:#2a3749;--mint:#8aefd1;--muted:#a2b0c3;--text:#edf4fa}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:Segoe UI,Arial,sans-serif}button,input{font:inherit}button{cursor:pointer;border:0;border-radius:9px;padding:10px 15px;font-weight:650;background:var(--mint);color:#102a27}button.secondary{color:var(--text);background:#26364a;border:1px solid #415269}button:hover{filter:brightness(1.12)}a{color:inherit;text-decoration:none}:focus-visible{outline:3px solid #fbd381;outline-offset:4px}.topbar{max-width:1580px;margin:auto;padding:24px 38px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line)}.brand{font-size:22px;font-weight:750;display:flex;align-items:center}.brand>span:not(.logo){color:var(--mint)}.logo{display:grid;place-items:center;background:var(--mint);color:#173033;width:32px;height:32px;border-radius:10px;margin-right:10px}.badge{font-size:11px;letter-spacing:1.5px;color:var(--muted);border:1px solid var(--line);padding:8px 12px;border-radius:30px}main{max-width:1580px;margin:0 auto;padding:36px 38px}.intro{display:flex;gap:24px;justify-content:space-between;align-items:center;margin-bottom:28px}.eyebrow{font-size:11px;letter-spacing:2px;font-weight:700;color:var(--mint);margin:0 0 12px}h1{font-size:clamp(27px,3vw,42px);line-height:1.15;margin:0 0 12px;letter-spacing:-1px}.intro p:not(.eyebrow){color:var(--muted);margin:0}.session{font-size:13px;color:var(--muted);white-space:nowrap}.session strong{display:block;text-align:right;color:var(--text);font-size:22px;margin-top:8px}.status-dot{display:inline-block;width:7px;height:7px;background:var(--mint);border-radius:50%;margin-right:7px}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 285px;gap:20px;align-items:start}.board-panel,.selected-card,.ranking-card{background:var(--panel);border:1px solid var(--line);border-radius:16px;overflow:hidden}.board-toolbar{padding:18px 20px;display:flex;justify-content:space-between;align-items:center;gap:12px}.board-toolbar strong{font-size:15px;display:block}.board-toolbar span{color:var(--muted);display:block;font-size:12px;margin-top:5px}.toolbar-actions{display:flex;gap:8px;flex-wrap:wrap}.board-scroll{overflow-x:auto}#board{display:block;width:100%;min-width:720px;height:auto}.map-caption{fill:#7f96ae;font:11px Segoe UI,Arial,sans-serif;letter-spacing:2px}.endpoint{fill:#c0ecd9;font:bold 15px Segoe UI,Arial,sans-serif;letter-spacing:2px}.milestone-label{fill:#9ab3c9;font:12px Segoe UI,Arial,sans-serif}.token{cursor:pointer;outline:none}.token text{fill:#101827;font:bold 11px Segoe UI,Arial,sans-serif;pointer-events:none;text-anchor:middle;dominant-baseline:central}.token circle{stroke:#101a28;stroke-width:2.5}.token.selected circle,.token:focus circle{stroke:white;stroke-width:4}.token:hover circle{stroke:#fff;stroke-width:3}.board-footer{display:flex;justify-content:space-between;gap:10px;padding:15px 20px 8px;font-size:11px;color:var(--muted)}.legend-dot{display:inline-block;width:8px;height:8px;background:var(--mint);border-radius:50%;margin-right:5px}.note{font-size:11px;color:var(--muted);padding:0 20px 15px;margin:0;line-height:1.6}.sidebar{display:grid;gap:16px}.selected-card{padding:22px}h2{font-size:20px;margin:0 0 8px}.selected-card>p:not(.eyebrow){font-size:12px;color:var(--muted)}.selected-card label{display:flex;justify-content:space-between;font-size:13px;margin-top:22px}.selected-card strong{color:var(--mint)}input[type=range]{width:100%;accent-color:var(--mint);margin:16px 0 4px}.small{font-size:11px!important}.ranking-card{padding:18px}.ranking-heading{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.ranking-heading h2{font-size:17px;margin:0}.ranking-heading span{font-size:12px;color:var(--muted)}input[type=search],input[type=number]{background:#0e1826;color:var(--text);border:1px solid var(--line);border-radius:8px;padding:10px;width:100%}.search-label{font-size:11px;color:var(--muted);display:block;margin-bottom:5px}#ranking{list-style:none;margin:14px 0 0;padding:0;max-height:390px;overflow-y:auto}#ranking li{margin-bottom:4px}.rank-row{display:grid;grid-template-columns:25px 22px 1fr auto;align-items:center;gap:5px;width:100%;background:transparent;color:var(--text);padding:9px 5px;font-size:12px;border:1px solid transparent;text-align:left;font-weight:400}.rank-row.active{background:#233b43;border-color:#4e8d7b}.rank-row:hover{background:#223347}.rank-number{color:var(--muted)}.rank-color{width:13px;height:13px;border-radius:50%}.rank-score{font-weight:700;color:var(--mint)}.demo-controls{display:flex;align-items:center;justify-content:space-between;gap:20px;margin-top:22px;color:var(--muted);font-size:12px}.demo-controls form{display:flex;align-items:center;gap:10px}.demo-controls input{width:70px}.demo-controls p{max-width:430px;line-height:1.6}.mobile-hint{display:none}@media(min-width:1600px){#ranking{max-height:470px}}@media(max-width:1050px){.workspace{grid-template-columns:minmax(0,1fr) 250px}.board-toolbar{align-items:flex-start;flex-direction:column}.intro{align-items:flex-start}.demo-controls{align-items:flex-start;flex-direction:column}}@media(max-width:760px){main{padding:24px 16px}.topbar{padding:18px 16px}.brand{font-size:19px}.badge{font-size:9px}.intro{display:block}.session{margin-top:20px;display:flex;align-items:center;gap:6px}.session strong{margin:0 0 0 auto;font-size:16px}.workspace{grid-template-columns:1fr}.sidebar{grid-template-columns:1fr}.mobile-hint{display:block;color:var(--muted);font-size:11px;padding:0 20px}.board-toolbar{flex-direction:row;flex-wrap:wrap}.board-footer{flex-direction:column}.demo-controls form{flex-wrap:wrap}#ranking{max-height:290px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important}}